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Chemistry
Senior High
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我愿用真心换取大家一个答案

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✨ Best Answer ✨

泰瑞瑞
泰瑞瑞

选A。B中刻蚀石英用氢氟酸，C中水晶成分为二氧化硅，D中粗硅与氯气反应再还原成硅是氧化还原反应。

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